Patents Assigned to Licef S.A.
  • Stripping composition which can be used in particular in the construction field
    Patent number: 6656896
    Abstract: A stripping composition suitable for stripping external organic coatings, such as exterior waterproof coatings and thin films, contains (a): (A) at least one dibasic ester, e.g. aliphatic esters, (B) at least one dipolar aprotic solvent, e.g. dimethyl sulfoxide, (C) at least one cosolvent, e.g. anisole and (D) a combination of softening agents, e.g. a mixture of ethyl lactate, trimethylcyclohexanone, cyclohexyl acetate, diethanolamine, a dimethoxybenzene, and water.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: December 2, 2003
    Assignees: Atofina, Licef S.A.
    Inventors: Jean-Pierre Lallier, Christian Galea